Advanced refrigerant dryer system supporting R22, R134A, R407c, and R410A coolants. Achieves low pressure dew points for dry compressed air processes.
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High-pressure 20bar operation specifically engineered to meet structural demands of industrial fiber laser cutting operations with clean air output.
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Two-stage compression featuring liquid-cooled PM (Permanent Magnet) motor technologies. Reduces power consumption and eliminates thermal losses.
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Independent dual permanent magnet motors driving individual stages of compression. Ensures optimized speed ratios and outstanding efficiency.
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Heavy-duty 55KW (75HP) screw compressor. Outfitted with IP54/IP55 robust electrical enclosures for reliable performance in harsh environments.
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Acoustically insulated constant frequency screw air compressor range. Offers ultra-low vibration profiles and low decibel emissions for indoor sites.
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Complete air station setup: 22kw rotary compressor, refrigerated dryer, adsorption dryer, and carbon steel air receiver tank pre-piped.
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Premium food, medical, and beverage grade 100% oil-free dry type compression air end. Available in fixed speed and high-efficiency PM VSD configurations.
View Details & Request QuoteIn global procurement registries, search queries for China Potable Air Compressor Manufacturer & Factories often target a dual requirement. While "portable" denotes compact, mobile, or vehicle-mounted compressed air systems, potable-level air refers to compressed air that is clean and safe enough to come into contact with processes requiring the highest levels of purity—such as pharmaceutical production, food processing, packaging, electronics assembly, and medical applications.
Understanding this semantic overlay, leading manufacturers in China are moving away from traditional oil-lubricated compressors to dry-type, 100% oil-free rotary screw designs. By integrating dual-stage compression, permanent magnet variable frequency drives, and ultra-high efficiency desiccant micro-heat dryers, these systems achieve ISO 8573-1 Class 0 oil-free air standards, securing safe operations across complex downstream piping networks.
Founded in early 2004, Shanghai Honest Compressor Co., Ltd. stands as a premier British-owned enterprise specializing in twin-screw air compressors. Situated at NO. 355 Jiajian Branch Road, Malu Town, Jiading District, Shanghai, China, we have grown into a massive manufacturing hub and air system developer.
Our engineering spectrum covers a comprehensive line of piston air compressors (ranging from low, medium, to high pressure, as well as oil-free variants), screw air compressor systems (spanning 3KW to 480KW configurations), gas separation equipment, refrigerant compressors, cold dryers, high-grade line filters, ceramic membrane filtration platforms, and all associated consumables.
The modernization of Chinese manufacturing facilities represents a fundamental shift in global industrial supply chains. Factory 4.0 integrations combine automated machining centers, robotic welding, and real-time testing bays to ensure that every screw air end produced meets rigid alignment tolerances. For global industrial buyers, this translates into several core benefits:
By producing critical air ends, motors, pressure vessels, and control systems within centralized zones, factory lead times are reduced, and total manufacturing quality is managed under one roof.
Economies of scale coupled with localized raw material access allow us to supply high-end permanent magnet VSD compressors at a lower total cost of ownership (TCO) compared to Western assemblies.
Advanced computerized vibration analysis, thermodynamic logging, and noise-emission testing are performed on 100% of finished systems before packing, minimizing commissioning failures.
As energy regulations tighten under global decarbonization programs, industrial compressors must evolve to optimize specific power consumption (SPC). Our R&D engineering path focuses on three primary developments:
Unlike standard air-cooled motors that suffer from efficiency drops at high temperatures, our oil-cooled and liquid-cooled permanent magnet variable frequency systems maintain high torque efficiency across 15% to 100% flow rates, preventing energy waste during fluctuating production cycles.
Two-stage compressors reduce the pressure ratio across each stage, which decreases internal leakage, improves volumetric efficiency, and lowers discharge temperatures. Our design integrates both rotor stages into a single casting driven by permanent magnet motors to maximize thermal performance.
Future iterations incorporate intelligent remote monitoring. Predictive maintenance sensors track vibration frequencies, oil temperatures, and pressure differentials, relaying live analytics to help avoid unscheduled downtime in heavy manufacturing loops.
Engineered for ultra-low pressure dew points down to -40°C or -70°C. Minimizes purge air loss via integrated micro-heating elements.
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High reliability 55kw (75hp) air cooled rotary screw compressor with oil-injected lubrication for stable long-run industrial cycles.
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High-power 132kw variable frequency PM motor compressor with two-stage compression, suitable for larger plants demanding high FAD output.
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Compact 11kw (15hp) rotary air compressor for mid-sized automotive, painting, and textile shops needing continuous-duty cycles.
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High-efficiency dry screw vacuum pump. Features permanent magnet frequency conversion for precise vacuum control and high volumetric displacement.
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Customizable PM VSD rotary compressor range from 10HP up to 100HP. Low vibration design, optimized for quiet indoor factory placements.
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Single-phase 220v 50Hz compact permanent magnet screw compressor. Ideal for locations lacking three-phase industrial electrical grids.
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Highly efficient 37kw (50HP) two-stage screw air compressor. Dynamic variable frequency permanent magnet drive optimizes daily power draw.
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Fixed speed 7.5kw compressor designed for simple, reliable constant-demand air supply loops. Low maintenance overhead.
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Integrated explosion-proof screw air compressor. We do many OEM for international famous brands. Energy-saving, ultra-silent, with 1-year whole machine warranty. ISO and CE certified.
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Model XD-8A: Free air delivery 0.8-1.2m3/min, pressure 7-12bar. Features automatic PLC controller, direct driven elastic coupling, and IP55 protection. Quiet operations under 63dB(A).
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Features reasonable equal pressure ratio, ultra-small leakage, and low noise host design. Combines first and second stage rotors in one casing, driven via front gear for optimal speed matching.
View Details & Request QuoteWe serve dynamic industrial sectors that require specific air quality, pressures, and flow profiles. Our system designs focus on target applications:
Laser cutting demands clean, dry air at high pressure (typically 16-20bar) to clear molten metal cleanly. The ODM 20bar Screw Air Compressor is engineered specifically for fiber lasers, ensuring minimal moisture presence that could contaminate laser optics or degrade edge finishes.
Zero oil contamination is non-negotiable in medical, biotechnology, and food-grade packaging lines. Utilizing our dry-type 100% oil-free screw air compressors (55kw to 315kw) coupled with ceramic membrane filtration and desiccant dryers ensures completely safe downstream contact.
For factory-wide utility air installations, two-stage energy-saving screw compressors (ranging up to 480kw) minimize operating overhead. The stable pressure regulation prevents pressure drops in production air lines, optimizing pneumatic tool performance and system reliability.
Navigating overseas sourcing requires compliance verification, certified electrical assemblies, and accessible spare parts. Our systems are built to meet international industrial standards, ensuring smooth site integration and regulatory approvals:
We build systems for regional voltages, including 380V/50Hz/3Ph, 220V/50Hz/1Ph, and 440V/60Hz. Controls feature CE, ISO, and optional UL/CSA certifications, utilizing high-grade IP54 and IP55 motors designed to run continuously in demanding environments.
Our dryer lines use eco-compliant refrigerants (R134a, R407c, and R410A) meeting F-gas standards in Europe and EPA regulations in North America. This ensures hassle-free import procedures and environmental compliance.
We provide full design services, private label options, and customized air end integrations for complex mechanical projects. We support bulk purchasing requirements and provide engineering support for global projects.
Shanghai Honest Compressor Co., Ltd. is a British-owned enterprise established in early 2004. Our primary manufacturing facility is located at NO. 355 Jiajian Branch Road, Malu Town, Jiading District, Shanghai, China.
As a large-scale manufacturing enterprise specializing in twin-screw air compressors, we also supply comprehensive air system solutions. Our core product line includes:
According to recent MRFR analysis, the global dry vacuum pump market size is valued at approximately US$ 5.97 billion in 2024. The dry vacuum pump and industrial compressor market is expected to grow from US$ 6.17 billion in 2025 to US$ 8.28 billion by 2034, registering stable growth driven by strict environmental policies, the expansion of pharmaceutical labs, and wafer manufacturing requirements.
By shifting to high-efficiency, oil-free configurations, plants can significantly lower electrical usage and carbon emissions. This transition helps operators reduce system operating costs and align with environmental benchmarks.
We regularly present our latest screw vacuum pumps, air-cooled refrigerated dryers, and dual-stage permanent magnet screw compressors at international trade fairs and environmental technology exhibitions.
Compact design combining screw compressor, air dryer, line filtration, and air receiver tank on a single robust frame. Ideal for small to mid-sized shops.
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100% oil-free dry rotary screw air end. Engineered with sound-deadening insulation for clean-air environments demanding quiet operation.
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Large industrial-scale 280kw dry screw compressor. Delivers high FAD volume for large manufacturing complexes without using compressor oil.
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Two-stage 110Kw (150Hp) air compressor system. Delivers high efficiency with optimized pressure ratios and durable components.
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Space-saving integrated layout. Contains a 7.5kw (10HP) compressor and high-efficiency dryer, saving floor space and reducing line installation costs.
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Complete 7.5kw utility air solution. Integrates receiver tank, line dryers, and oil separators for reliable shop-ready installations.
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Heavy-duty 132kw air compressor. Equipped with two-stage compression to reduce electrical draws during high-output operations.
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Flagship 315kw two-stage compressor working at 1.3Mpa. Features dynamic variable frequency tuning to optimize industrial air loops.
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